Using the Divergence Theorem, Find the Outward Flux of F $\le$

Multiple Choice

Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.
-F = x i + y j + z k ; D: the thick cylinder 1 $\le$ + $\le$ 3 ,

A) 104/3 $\pi$
B) 416/3 $\pi$
C) 208/3 $\pi$
D) 208 $\pi$